Triangulation tower



Sept. 7, 1965 Fi1ed oct. 25, 1963 W. s' PARK TRIANGULATION TOWER 4Sheets-Sheet 2 l ll INVENTOR W SIDNEY PARK ATTORNEY Se 7, 1965 W. s PARKTRANGULATON TOWER 4 Sheets-Sheet F11ed oct. 25, 1965 FIG.|0.

FIG. 9'

ATTORNEY Se t. 7, 1965 W. S' PARK TRANGULATON TOWER 4 Sheetssheet 4F11ed oct' 25 1963 INVENTOR W.SDNEY P(RK and means f01 adjustablyclamping the Tings t0 the tube.

13. A triangular tower as dened by claim 12 in Which the clamping Tingcomprises a tubular Section having a cut out portion on one side, aHexible band spanning Said cut out portion, one end 0f the band beingSecured t0 the tubular Secti0n and means for Teleasibly Securing theopposite end of the band to the tubular section in difeTent Telativep08itions 14. A triangulation tower c0mprising an outer StTucture and aninner Structure, said structures being rnutually independent, a Inen1bercafried by the Oute1 Structure in dependently of the inner Structure forremovably support ing a Surveying device, a platform secured to theinner Structure independent1y 0f the outer Structure adjacent saidnlen1ber, a tubular vvind shield surrounding said member, and meansrigidly Securing the shield to the in nel' structure ls A triangulationtower comprising an outer struc ture and an inner structure, Saidstructures being nlutually independent, a 1Tlen1ber caTied by the outerStructure in dependently 0f the inner str[1cture for removably supp0rting a surveying device, a platforn1 Secured t0 the inner stIT1ctureindependently 0f the outer Structure adjacent said member, a tubularWind shield surrounding Said Inember, and Ineans Tigidly Securing theShield to the platform 16. A triangulation t0vveT C01Tl1)ising an outerstructure and an inner structure, Said structure being mutually independent, a member carried by the outer structure independently Of theinner Structure for Temovably Supporting a Surveying device, a platf0rmSecured to the inner Structure independently of the outeT structureadjacent Said Inen1ber, a tubula1 vvind shield Surrounding Said member,Tadial arms Secured t0 the Shield, and means for Securing the aTnTS tothe inner Structure 17. A triangulation tower comprising an outer Structure and an inner structure, Said Structures being mu tually independena Inen1ber carl'ied by the outer 3truc ture independently 0f th innerStructuTe Or Temovably Supp0ing a Surveying device, a platf0fn] Securedt0 the inner Structure independently of the oute1 StructuTe adjacentsaid meInber, a tubular vvind Shield surrounding said member, Tadialarms secured to the Shield, and IIleans for Securing the arms t0 thelatfonn 8 A triangulation tower c0mplising an outer Struc ture and aninner Structure, Said Structures being mutually independent, a membercarried by the outer Structufe in dependent]y of the inner Structure forren10vably Supp0rt ing a Surveying device, platf0rln Secured to theinner structure independently of the outer structure adjacent Saidmember, a tubular Wind shield surfounding Said nlen1- ber, radial arn1SSecured t0 the shield, Said arms having Slots therein, and nleanspassing through Said S10ts for Securing the arfns to the inneT StfuctuTel,082,207 12/13 M00re 18920 2 87 994 10/S8 Sheard 189lz 3 ll8,47l l/64Tune1' 18912 3 l8l 649 /64 Cutter l8zl79 OTHER REFERENCES The"Principles and Practice of Surveying" vol( II, 6th ed. Breed and Homer,ages 21-24 Photostats dated 1/Iay 28, 1947 co y in class l89 Subclass 1Z

1. AN TRIANGULATION TOWER COMPRISING AN OUTER OPEN STRUCTURE AND ANINNER OPEN STRUCTURE, SAID STRUCTURE BEING MUTUALLY INDEPENDENT, AVERTICAL TUBULAR MEMBER CARRIED BY THE OUTER STRUCTURE ON THE INTERIOROF THE INNER STRUCTURE, SAID MEMBER BEING ADAPTED TO SUPPORT A SURVEYINGDEVICE, AND A PLATFORM SURROUNDING THE TUBU-